1AMZ - Header Asymmetric Unit

HEADER OXO-ACID-LYASE 19-JUN-97 1AMZ

TITLE CHICKEN CITRATE SYNTHASE COMPLEX WITH NITROMETHYLDE-COA AND MALATE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CITRATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 EC: 4.1.3.7

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 ORGAN: HEART; SOURCE 6 TISSUE: MUSCLE; SOURCE 7 ORGANELLE: MITOCHONDRIA; SOURCE 8 CELLULAR_LOCATION: INNER MATRIX

KEYWDS OXO-ACID-LYASE, TRICARBOXYLIC ACID CYCLE, ALLOSTERIC ENZYME

EXPDTA X-RAY DIFFRACTION

AUTHOR K.C.USHER,S.J.REMINGTON

REVDAT 3 13-JUL-11 1AMZ 1 VERSN REVDAT 2 24-FEB-09 1AMZ 1 VERSN REVDAT 1 24-DEC-97 1AMZ 0

JRNL AUTH B.SCHWARTZ,K.W.VOGEL,K.C.USHER,C.NARASIMHAN,H.M.MIZIORKO, JRNL AUTH 2 S.J.REMINGTON,D.G.DRUECKHAMMER JRNL TITL MECHANISMS OF ENZYME-CATALYZED DEPROTONATION OF JRNL TITL 2 ACETYL-COENZYME A JRNL REF TO BE PUBLISHED JRNL REFN

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.C.USHER,S.J.REMINGTON,D.P.MARTIN,D.G.DRUECKHAMMER REMARK 1 TITL A VERY SHORT HYDROGEN BOND PROVIDES ONLY MODERATE REMARK 1 TITL 2 STABILIZATION OF AN ENZYME-INHIBITOR COMPLEX OF CITRATE REMARK 1 TITL 3 SYNTHASE REMARK 1 REF BIOCHEMISTRY V. 33 7753 1994 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH M.KARPUSAS,B.BRANCHAUD,S.J.REMINGTON REMARK 1 TITL PROPOSED MECHANISM FOR THE CONDENSATION REACTION OF CITRATE REMARK 1 TITL 2 SYNTHASE: 1.9-A STRUCTURE OF THE TERNARY COMPLEX WITH REMARK 1 TITL 3 OXALOACETATE AND CARBOXYMETHYL COENZYME A REMARK 1 REF BIOCHEMISTRY V. 29 2213 1990 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 3 REMARK 1 AUTH G.WIEGAND,S.REMINGTON,J.DEISENHOFER,R.HUBER REMARK 1 TITL CRYSTAL STRUCTURE ANALYSIS AND MOLECULAR MODEL OF A COMPLEX REMARK 1 TITL 2 OF CITRATE SYNTHASE WITH OXALOACETATE AND REMARK 1 TITL 3 S-ACETONYL-COENZYME A REMARK 1 REF J.MOL.BIOL. V. 174 205 1984 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH S.REMINGTON,G.WIEGAND,R.HUBER REMARK 1 TITL CRYSTALLOGRAPHIC REFINEMENT AND ATOMIC MODELS OF TWO REMARK 1 TITL 2 DIFFERENT FORMS OF CITRATE SYNTHASE AT 2.7 AND 1.7 A REMARK 1 TITL 3 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 158 111 1982 REMARK 1 REFN ISSN 0022-2836

REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT V. 5-F REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 85.0 REMARK 3 NUMBER OF REFLECTIONS : 36675 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.154 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.1540 REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 36675 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3391 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 60 REMARK 3 SOLVENT ATOMS : 141 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.014 ; 1.000 ; 3545 REMARK 3 BOND ANGLES (DEGREES) : 2.100 ; 2.000 ; 4791 REMARK 3 TORSION ANGLES (DEGREES) : 16.100; 0.000 ; 2047 REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : 0.018 ; 1.000 ; 81 REMARK 3 GENERAL PLANES (A) : 0.016 ; 5.000 ; 509 REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : 4.700 ; 1.000 ; 3476 REMARK 3 NON-BONDED CONTACTS (A) : 0.016 ; 20.000; 11 REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : BABINET SCALING REMARK 3 KSOL : 1.07 REMARK 3 BSOL : 680.00 REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : TNT PROTGEO REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : TNT BCORREL V1.0 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1AMZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-MAR-97 REMARK 200 TEMPERATURE (KELVIN) : 295 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XUONG-HAMLIN MULTIWIRE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SDMS (DCREDUCE) REMARK 200 DATA SCALING SOFTWARE : SDMS (SCALE) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36528 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.05900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 75.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.30 REMARK 200 R MERGE FOR SHELL (I) : 0.17300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR SUBSTITUTION REMARK 200 SOFTWARE USED: TNT REMARK 200 STARTING MODEL: PDB ENTRY 1CSH REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZED FROM 1.01M NA MALATE, PH REMARK 280 6.0 2 MM NITROMETHYLDETHIA COENZYME A THE CELL ANGLE BETA IS REMARK 280 DEFINED AS THE ACUTE ANGLE FOR CONSISTENCY WITH PREVIOUS PDB REMARK 280 ENTRIES OF CITRATE SYNTHASE IN THIS SPACE GROUP

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 52.06350 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.25000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 52.06350 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 39.25000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 13460 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -49.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000

REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLN A 26 CG CD OE1 NE2 REMARK 480 GLN A 27 CG CD OE1 NE2 REMARK 480 ASN A 30 CG OD1 ND2 REMARK 480 GLN A 35 CD OE1 NE2 REMARK 480 GLU A 62 CD OE1 OE2 REMARK 480 ARG A 65 NE CZ NH1 NH2 REMARK 480 GLN A 75 CD OE1 NE2 REMARK 480 LYS A 76 CD CE NZ REMARK 480 GLU A 85 CD OE1 OE2 REMARK 480 LYS A 116 CG CD CE NZ REMARK 480 ARG A 156 NE CZ NH1 NH2 REMARK 480 GLU A 160 CD OE1 OE2 REMARK 480 ARG A 164 CZ NH1 NH2 REMARK 480 LYS A 206 CD CE NZ REMARK 480 GLN A 287 CD OE1 NE2 REMARK 480 LYS A 290 CD CE NZ REMARK 480 ASP A 291 CG OD1 OD2 REMARK 480 ASP A 295 CG OD1 OD2 REMARK 480 GLU A 299 CG CD OE1 OE2 REMARK 480 ARG A 302 NE CZ NH1 NH2 REMARK 480 GLU A 335 CD OE1 OE2 REMARK 480 LYS A 339 CD CE NZ REMARK 480 LYS A 348 CD CE NZ REMARK 480 LYS A 366 CE NZ REMARK 480 LYS A 432 CD CE NZ REMARK 480 GLY A 437 O

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 566 O HOH A 566 2555 0.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 113 CD GLU A 113 OE2 0.066 REMARK 500 GLU A 151 CD GLU A 151 OE1 0.070 REMARK 500 GLU A 160 CD GLU A 160 OE1 0.068 REMARK 500 GLU A 239 CD GLU A 239 OE1 0.105 REMARK 500 GLU A 299 CD GLU A 299 OE2 0.068 REMARK 500 GLU A 335 CD GLU A 335 OE1 0.075 REMARK 500 GLU A 431 CD GLU A 431 OE1 -0.096 REMARK 500 GLU A 431 CD GLU A 431 OE2 0.067 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 8 CB - CG - OD1 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP A 39 CB - CG - OD1 ANGL. DEV. = 7.4 DEGREES REMARK 500 ASP A 39 CB - CG - OD2 ANGL. DEV. = -6.8 DEGREES REMARK 500 LEU A 51 CB - CA - C ANGL. DEV. = -13.1 DEGREES REMARK 500 ASP A 59 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 ASP A 61 CB - CG - OD1 ANGL. DEV. = -6.2 DEGREES REMARK 500 TYR A 172 CB - CG - CD1 ANGL. DEV. = 3.8 DEGREES REMARK 500 ASP A 221 CB - CG - OD1 ANGL. DEV. = -6.1 DEGREES REMARK 500 ASP A 237 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 ASP A 344 CB - CG - OD2 ANGL. DEV. = -6.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 HIS A 238 54.98 -152.51 REMARK 500 GLU A 239 -172.31 63.63 REMARK 500 LEU A 255 16.62 82.47 REMARK 500 HIS A 274 -120.97 -110.99 REMARK 500 ALA A 294 -74.82 16.66 REMARK 500 LEU A 341 49.99 -146.41 REMARK 500 ARG A 421 87.63 -153.79 REMARK 500 ALA A 435 -36.24 154.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ILE A 14 24.4 L L OUTSIDE RANGE REMARK 500 ASN A 149 21.8 L L OUTSIDE RANGE REMARK 500 TRP A 168 24.4 L L OUTSIDE RANGE REMARK 500 SER A 236 24.7 L L OUTSIDE RANGE REMARK 500 LEU A 255 23.2 L L OUTSIDE RANGE REMARK 500 ASN A 278 23.5 L L OUTSIDE RANGE REMARK 500 ALA A 294 18.8 L L OUTSIDE RANGE REMARK 500 GLU A 335 22.5 L L OUTSIDE RANGE REMARK 500 VAL A 357 22.7 L L OUTSIDE RANGE REMARK 500 MET A 390 23.6 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 511 DISTANCE = 5.64 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ENZYME ACTIVE SITE. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MLT A 702 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NMX A 700

DBREF 1AMZ A 3 433 UNP P23007 CISY_CHICK 3 429

SEQADV 1AMZ SER A 12 UNP P23007 ALA 12 CONFLICT SEQADV 1AMZ ASN A 30 UNP P23007 GLY 30 CONFLICT SEQADV 1AMZ VAL A 33 UNP P23007 LEU 33 CONFLICT SEQADV 1AMZ ILE A 52 UNP P23007 VAL 52 CONFLICT SEQADV 1AMZ ALA A 81 UNP P23007 INSERTION SEQADV 1AMZ GLU A 85 UNP P23007 GLY 84 CONFLICT SEQADV 1AMZ PRO A 104 UNP P23007 GLY 103 CONFLICT SEQADV 1AMZ GLU A 105 UNP P23007 ALA 104 CONFLICT SEQADV 1AMZ VAL A 110 UNP P23007 LEU 109 CONFLICT SEQADV 1AMZ ASN A 163 UNP P23007 LEU 162 CONFLICT SEQADV 1AMZ PHE A 170 UNP P23007 MET 169 CONFLICT SEQADV 1AMZ ASP A 174 UNP P23007 SER 173 CONFLICT SEQADV 1AMZ PRO A 222 UNP P23007 ALA 221 CONFLICT SEQADV 1AMZ LEU A 283 UNP P23007 GLY 282 CONFLICT SEQADV 1AMZ SER A 286 UNP P23007 ALA 285 CONFLICT SEQADV 1AMZ ASP A 291 UNP P23007 ALA 290 CONFLICT SEQADV 1AMZ LEU A 292 UNP P23007 ALA 291 CONFLICT SEQADV 1AMZ ASP A 298 UNP P23007 INSERTION SEQADV 1AMZ GLU A 299 UNP P23007 INSERTION SEQADV 1AMZ LYS A 300 UNP P23007 INSERTION SEQADV 1AMZ SER A 343 UNP P23007 GLY 339 CONFLICT SEQADV 1AMZ LYS A 366 UNP P23007 ALA 362 CONFLICT SEQADV 1AMZ LYS A 368 UNP P23007 ALA 364 CONFLICT SEQADV 1AMZ ALA A 428 UNP P23007 ASP 424 CONFLICT SEQADV 1AMZ GLU A 431 UNP P23007 ILE 427 CONFLICT SEQADV 1AMZ LYS A 432 UNP P23007 ALA 428 CONFLICT

SEQRES 1 A 435 SER THR ASN LEU LYS ASP VAL LEU ALA SER LEU ILE PRO SEQRES 2 A 435 LYS GLU GLN ALA ARG ILE LYS THR PHE ARG GLN GLN HIS SEQRES 3 A 435 GLY ASN THR ALA VAL GLY GLN ILE THR VAL ASP MET SER SEQRES 4 A 435 TYR GLY GLY MET ARG GLY MET LYS GLY LEU ILE TYR GLU SEQRES 5 A 435 THR SER VAL LEU ASP PRO ASP GLU GLY ILE ARG PHE ARG SEQRES 6 A 435 GLY PHE SER ILE PRO GLU CYS GLN LYS LEU LEU PRO LYS SEQRES 7 A 435 ALA GLY GLY GLY GLU GLU PRO LEU PRO GLU GLY LEU PHE SEQRES 8 A 435 TRP LEU LEU VAL THR GLY GLN ILE PRO THR PRO GLU GLN SEQRES 9 A 435 VAL SER TRP VAL SER LYS GLU TRP ALA LYS ARG ALA ALA SEQRES 10 A 435 LEU PRO SER HIS VAL VAL THR MET LEU ASP ASN PHE PRO SEQRES 11 A 435 THR ASN LEU HIS PRO MET SER GLN LEU SER ALA ALA ILE SEQRES 12 A 435 THR ALA LEU ASN SER GLU SER ASN PHE ALA ARG ALA TYR SEQRES 13 A 435 ALA GLU GLY ILE ASN ARG THR LYS TYR TRP GLU PHE VAL SEQRES 14 A 435 TYR GLU ASP ALA MET ASP LEU ILE ALA LYS LEU PRO CYS SEQRES 15 A 435 VAL ALA ALA LYS ILE TYR ARG ASN LEU TYR ARG ALA GLY SEQRES 16 A 435 SER SER ILE GLY ALA ILE ASP SER LYS LEU ASP TRP SER SEQRES 17 A 435 HIS ASN PHE THR ASN MET LEU GLY TYR THR ASP PRO GLN SEQRES 18 A 435 PHE THR GLU LEU MET ARG LEU TYR LEU THR ILE HIS SER SEQRES 19 A 435 ASP HIS GLU GLY GLY ASN VAL SER ALA HIS THR SER HIS SEQRES 20 A 435 LEU VAL GLY SER ALA LEU SER ASP PRO TYR LEU SER PHE SEQRES 21 A 435 ALA ALA ALA MET ASN GLY LEU ALA GLY PRO LEU HIS GLY SEQRES 22 A 435 LEU ALA ASN GLN GLU VAL LEU LEU TRP LEU SER GLN LEU SEQRES 23 A 435 GLN LYS ASP LEU GLY ALA ASP ALA SER ASP GLU LYS LEU SEQRES 24 A 435 ARG ASP TYR ILE TRP ASN THR LEU ASN SER GLY ARG VAL SEQRES 25 A 435 VAL PRO GLY TYR GLY HIS ALA VAL LEU ARG LYS THR ASP SEQRES 26 A 435 PRO ARG TYR THR CYS GLN ARG GLU PHE ALA LEU LYS HIS SEQRES 27 A 435 LEU PRO SER ASP PRO MET PHE LYS LEU VAL ALA GLN LEU SEQRES 28 A 435 TYR LYS ILE VAL PRO ASN VAL LEU LEU GLU GLN GLY LYS SEQRES 29 A 435 ALA LYS ASN PRO TRP PRO ASN VAL ASP ALA HIS SER GLY SEQRES 30 A 435 VAL LEU LEU GLN TYR TYR GLY MET THR GLU MET ASN TYR SEQRES 31 A 435 TYR THR VAL LEU PHE GLY VAL SER ARG ALA LEU GLY VAL SEQRES 32 A 435 LEU ALA GLN LEU ILE TRP SER ARG ALA LEU GLY PHE PRO SEQRES 33 A 435 LEU GLU ARG PRO LYS SER MET SER THR ALA GLY LEU GLU SEQRES 34 A 435 LYS LEU SER ALA GLY GLY

HET MLT A 702 9 HET NMX A 700 60

HETNAM MLT MALATE ION HETNAM NMX NITROMETHYLDETHIA COENZYME A

FORMUL 2 MLT C4 H5 O5 1- FORMUL 3 NMX C22 H37 N8 O18 P3 FORMUL 4 HOH *141(H2 O)

HELIX 1 1 LEU A 6 HIS A 28 1 23 HELIX 2 2 VAL A 38 TYR A 42 1 5 HELIX 3 3 ILE A 71 LEU A 77 1 7 HELIX 4 4 PRO A 89 THR A 98 1 10 HELIX 5 5 PRO A 104 ARG A 117 1 14 HELIX 6 6 SER A 122 ASN A 130 1 9 HELIX 7 7 PRO A 137 GLU A 151 1 15 HELIX 8 8 ASN A 153 GLU A 160 1 8 HELIX 9 9 ARG A 164 TYR A 194 5 31 HELIX 10 10 TRP A 209 LEU A 217 1 9 HELIX 11 11 PRO A 222 ILE A 234 1 13 HELIX 12 12 VAL A 243 ALA A 254 1 12 HELIX 13 13 PRO A 258 LEU A 269 1 12 HELIX 14 14 GLY A 275 ASP A 291 5 17 HELIX 15 15 ASP A 298 SER A 311 1 14 HELIX 16 16 PRO A 328 HIS A 340 1 13 HELIX 17 17 PRO A 345 GLN A 364 1 20 HELIX 18 18 VAL A 374 TYR A 385 5 12 HELIX 19 19 MET A 390 ALA A 414 5 25 HELIX 20 20 THR A 427 SER A 434 1 8

SHEET 1 A 2 SER A 56 ASP A 59 0 SHEET 2 A 2 GLY A 63 PHE A 66 -1 N ARG A 65 O VAL A 57

LINK O8A NMX A 700 NZ LYS A 366 1555 1555 1.83

SITE 1 ACT 3 HIS A 274 HIS A 320 ASP A 375 SITE 1 AC1 10 HIS A 238 ASN A 242 HIS A 274 HIS A 320 SITE 2 AC1 10 ARG A 329 ARG A 401 ARG A 421 HOH A 584 SITE 3 AC1 10 HOH A 586 NMX A 700 SITE 1 AC2 26 ARG A 46 LEU A 273 HIS A 274 ALA A 277 SITE 2 AC2 26 LEU A 309 VAL A 314 VAL A 315 GLY A 317 SITE 3 AC2 26 TYR A 318 GLY A 319 HIS A 320 ALA A 321 SITE 4 AC2 26 ARG A 329 LYS A 366 ALA A 367 LYS A 368 SITE 5 AC2 26 ASN A 373 VAL A 374 ASP A 375 PHE A 397 SITE 6 AC2 26 HOH A 539 HOH A 547 HOH A 585 HOH A 603 SITE 7 AC2 26 HOH A 623 MLT A 702

CRYST1 104.127 78.500 58.420 90.00 78.93 90.00 C 1 2 1 4

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.009604 0.000000 -0.001879 0.00000

SCALE2 0.000000 0.012739 0.000000 0.00000

SCALE3 0.000000 0.000000 0.017442 0.00000